81826870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{991}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 154275840

約数和(自身を除く): 72448970

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 359, 718, 991, 1795, 1982, 3590, 4955, 8257, 9910, 16514, 22793, 41285, 45586, 82570, 113965, 227930, 355769, 711538, 1778845, 3557690, 8182687, 16365374, 40913435, 81826870]

約数ペア:

[(1, 81826870), (2, 40913435), (5, 16365374), (10, 8182687), (23, 3557690), (46, 1778845), (115, 711538), (230, 355769), (359, 227930), (718, 113965), (991, 82570), (1795, 45586), (1982, 41285), (3590, 22793), (4955, 16514), (8257, 9910)]